... Geneva, Switzerland,2009.[10] Rec. ITU-R P.530-12, “Propagation data and predictionmethods required for the design of terrestrial line -of- sightsystems,” ITU, Geneva, Switzerland, 2009.[11] ... “Propagation data and predictionmethods required for the design of terrestrial broadbandmillimetric radio access systems operation in a frequencyrange of about 20–50 GHz,” ITU, Geneva, Switzerland, ... Al Naboulsi method for convection fog, and theFerdinandov method [3–7]. The Kruse method is the recom-mended one in [12]. The results obtained are compared withthe obtained CD of attenuation...